Remote Backend Java Engineer - Microservices & Spring Boot

YO AI Labs is seeking experienced Backend Java Developers to support a high-impact technology and AI training project. In this contractor role, you will design, develop, review, and optimize scalable backend systems using Java, Spring Boot, and a microservices architecture. No AI domain experience is required; the emphasis is on solid backend engineering, delivering clean, high-quality code, and collaborating with remote teams to meet project goals and deadlines.